Question

find the mean by Assumed mean method and direct method
clas intervals frequency
0-5. 7
5-10 2
10-15. 1
15-20. 3
20-25. 1
25-30. 4​

Answer 1

Answer:id-ponts or class marks of n class intervals and f1, f2, f3, …, fn are the respective frequencies.

Step-by-step explanation:

Answer 2

Answer:

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